CSS Worksheet: Practice Test

HTML and CSS lesson 20: CSS test · Set 523 · 40 questions

Code tip (Rule, then maths): Find the topic: syntax, selectors, properties, colours, box model, cascade, flexbox or media queries. Decide which rule or property applies to the element. For sizes, write the sum down: both sides for the box model, free space for flexbox.

1. 1.📱 What does a media query check? (a) the screen width (b) the time of day (c) the page title (d) the battery level
2. 2.✍️ Which property is set to red in this rule?
   .note {
     width: 300px;
     padding: 8px;
     color: red;
   } (a) font-size (b) red (c) color (d) text-align
3. 3.🔍 Which is the odd one out? (a) lays out the page (b) makes a link (c) gives the page structure (d) makes a form box
4. 4.🎨 Which attribute adds CSS inside one tag? (a) alt (b) href (c) style (d) src
5. 5.📱 The screen is 1366px wide. What font-size (px) does the paragraph get?
   p {
     font-size: 24px;
   }
   @media (max-width: 768px) {
     p {
       font-size: 18px;
     }
   }
6. 6.🎯 Which element does the selector li style? (a) <div> (b) <span class="menu"> (c) <p id="end"> (d) <li class="menu">
7. 7.💪 How much empty space (px) is before the first box?
   .row {
     display: flex;
     width: 240px;
     justify-content: flex-end;
   }
   Inside are 2 boxes, each 100px wide (no margins).
8. 8.🎨 A CSS file usually ends with which extension? (a) .css (b) .js (c) .html (d) .png
9. 9.✍️ What value is given to border in this rule?
   li {
     font-style: italic;
     padding: 8px;
     border: 2px solid;
     font-size: 20px;
   } (a) italic (b) 300px (c) 2px solid (d) border
10. 10.🎯 Which CSS selector matches this element?
    <span class="note" id="top">Hello</span> (a) .top (b) #note (c) .big (d) .note
11. 11.⚖️ What colour is the text of this element?
    <p class="menu" id="intro">Hi</p>
    CSS:
    p { color: red; }
    p { color: blue; } (a) white (b) red (c) orange (d) blue
12. 12.🖌️ What colour are the letters?
    li {
      background-color: blue;
      font-size: 32px;
      text-align: right;
      color: yellow;
    } (a) yellow (b) blue (c) black
13. 13.📦 How much space across (px) does this box take in all, margin included?
    .box {
      width: 200px;
      padding: 20px;
      border: 5px solid black;
      margin: 5px;
    }
14. 14.True or false: .menu is a class selector. (a) False (b) True
15. 15.✍️ What value is given to font-style in this rule?
    li {
      font-style: italic;
      width: 300px;
      font-size: 20px;
    } (a) red (b) 20px (c) font-style (d) italic
16. 16.💪 How much empty space (px) is before the first box?
    .row {
      display: flex;
      width: 240px;
      justify-content: center;
    }
    Inside are 2 boxes, each 50px wide (no margins).
17. 17.🎯 Which CSS selector matches this element?
    <li class="big" id="end">Hello</li> (a) div (b) #hero (c) .red (d) li
18. 18.📱 The screen is 820px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 24px;
    }
    @media (max-width: 1024px) {
      p {
        font-size: 18px;
      }
    }
19. 19.🖌️ What colour are the letters?
    h1 {
      font-size: 40px;
      background-color: orange;
      text-align: right;
      color: blue;
    } (a) orange (b) black (c) blue
20. 20.🎯 Which sign starts an id selector? (a) . (b) & (c) # (d) @
21. 21.📱 The screen is 1366px wide. Does the rule inside @media apply?
    p {
      font-size: 24px;
    }
    @media (min-width: 480px) {
      p {
        font-size: 28px;
      }
    } (a) Yes (b) No
22. 22.⚖️ Which selector is the weakest? (a) an element selector (b) a class selector (c) an id selector
23. 23.🎯 Which element does the selector h1 style? (a) <li class="note"> (b) <h2> (c) <div id="intro"> (d) <h1 class="note">
24. 24.🎯 Which CSS selector matches this element?
    <div class="red" id="logo">Hello</div> (a) #end (b) #logo (c) .logo (d) .box
25. 25.🌈 How many pairs of hex digits are in a colour like #ff8800? (a) 3 (b) 2 (c) 6 (d) 4
26. 26.✍️ What is the selector in this CSS rule?
    p {
      color: red;
      font-size: 20px;
    } (a) .note (b) 20px (c) p (d) color
27. 27.🌈 Which colour of light is strongest in rgb(220, 53, 129)? (a) green (b) red (c) blue
28. 28.⚖️ What colour is the text of this element?
    <h2 class="red" id="intro">Hi</h2>
    CSS:
    #intro { color: purple; }
    h2 { color: red; }
    .red { color: blue; } (a) purple (b) blue (c) red (d) yellow
29. 29.✍️ What value is given to width in this rule?
    .note {
      width: 300px;
      margin: 10px;
      text-align: center;
    } (a) 300px (b) red (c) width (d) italic
30. 30.🌈 Which colour is rgb(0, 0, 0)? (a) bright green (b) black (c) red (d) yellow
31. 31.✍️ Which sign ends each CSS declaration? (a) , (b) ; (c) : (d) .
32. 32.📦 How much space top to bottom (px) does this box take in all, margin included?
    .box {
      height: 40px;
      padding: 30px;
      border: 2px solid black;
      margin: 0px;
    }
33. 33.What does justify-content: center do? (a) packs boxes at the end (b) packs boxes at the start (c) equal gaps, none at ends (d) puts boxes in the middle
34. 34.🎯 What kind of selector is .note? (a) an id selector (b) an element selector (c) a class selector
35. 35.📱 The screen is 320px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 16px;
    }
    @media (min-width: 600px) {
      p {
        font-size: 24px;
      }
    }
36. 36.🧩 Which language adds space around boxes? (a) HTML (b) CSS (c) JavaScript
37. 37.📱 The screen is 414px wide. What font-size (px) does the paragraph get?
    p {
      font-size: 20px;
    }
    @media (min-width: 600px) {
      p {
        font-size: 28px;
      }
    }
38. 38.⚖️ What colour is the text of this element?
    <p class="note" id="hero">Hi</p>
    CSS:
    #hero { color: white; }
    #hero { color: black; } (a) white (b) black (c) green (d) orange
39. 39.✍️ What is the selector in this CSS rule?
    h1 {
      padding: 8px;
      text-align: center;
      color: red;
      width: 300px;
    } (a) center (b) padding (c) p (d) h1
40. 40.Which of these does JavaScript do? (a) lays out the page (b) reacts to a button click (c) puts a picture on a page (d) makes a link

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